a male ostrich in the vast grassland of masai mara

africa african animal animalia aves bare barren beak beautiful bipedal bird black camelus chordata common creature curious egglaying endothermic eyelids fastest feather feathered fourchambered grassland head heart heterotrophs high kenya lightweight long male mara masai metabolic neck ostrich paleognathae pink rate savanna skeleton strong struthio struthionidae struthioniformes three warmblooded white wild wing winged